dnsapi: Cast-qual warnings fix.
[wine] / dlls / mshtml / navigate.c
1 /*
2  * Copyright 2006 Jacek Caban for CodeWeavers
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17  */
18
19 #include "config.h"
20
21 #include <stdarg.h>
22
23 #define COBJMACROS
24 #define NONAMELESSUNION
25 #define NONAMELESSSTRUCT
26
27 #include "windef.h"
28 #include "winbase.h"
29 #include "winuser.h"
30 #include "ole2.h"
31
32 #include "wine/debug.h"
33 #include "wine/unicode.h"
34
35 #include "mshtml_private.h"
36
37 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
38
39 #define CONTENT_LENGTH "Content-Length"
40
41 #define NSINSTREAM(x) ((nsIInputStream*) &(x)->lpInputStreamVtbl)
42
43 #define NSINSTREAM_THIS(iface) DEFINE_THIS(nsProtocolStream, InputStream, iface)
44
45 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
46                                                    nsQIResult result)
47 {
48     nsProtocolStream *This = NSINSTREAM_THIS(iface);
49
50     *result = NULL;
51
52     if(IsEqualGUID(&IID_nsISupports, riid)) {
53         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
54         *result  = NSINSTREAM(This);
55     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
56         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
57         *result  = NSINSTREAM(This);
58     }
59
60     if(*result) {
61         nsIInputStream_AddRef(NSINSTREAM(This));
62         return NS_OK;
63     }
64
65     WARN("unsupported interface %s\n", debugstr_guid(riid));
66     return NS_NOINTERFACE;
67 }
68
69 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
70 {
71     nsProtocolStream *This = NSINSTREAM_THIS(iface);
72     LONG ref = InterlockedIncrement(&This->ref);
73
74     TRACE("(%p) ref=%ld\n", This, ref);
75
76     return ref;
77 }
78
79
80 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
81 {
82     nsProtocolStream *This = NSINSTREAM_THIS(iface);
83     LONG ref = InterlockedDecrement(&This->ref);
84
85     TRACE("(%p) ref=%ld\n", This, ref);
86
87     if(!ref)
88         mshtml_free(This);
89
90     return ref;
91 }
92
93 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
94 {
95     nsProtocolStream *This = NSINSTREAM_THIS(iface);
96     FIXME("(%p)\n", This);
97     return NS_ERROR_NOT_IMPLEMENTED;
98 }
99
100 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, PRUint32 *_retval)
101 {
102     nsProtocolStream *This = NSINSTREAM_THIS(iface);
103     FIXME("(%p)->(%p)\n", This, _retval);
104     return NS_ERROR_NOT_IMPLEMENTED;
105 }
106
107 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUint32 aCount,
108                                          PRUint32 *_retval)
109 {
110     nsProtocolStream *This = NSINSTREAM_THIS(iface);
111
112     TRACE("(%p)->(%p %ld %p)\n", This, aBuf, aCount, _retval);
113
114     /* Gecko always calls Read with big enough buffer */
115     if(aCount < This->buf_size)
116         FIXME("aCount < This->buf_size\n");
117
118     *_retval = This->buf_size;
119     if(This->buf_size)
120         memcpy(aBuf, This->buf, This->buf_size);
121     This->buf_size = 0;
122
123     return NS_OK;
124 }
125
126 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
127         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,PRUint32,PRUint32,PRUint32*),
128         void *aClousure, PRUint32 aCount, PRUint32 *_retval)
129 {
130     nsProtocolStream *This = NSINSTREAM_THIS(iface);
131     PRUint32 written = 0;
132     nsresult nsres;
133
134     TRACE("(%p)->(%p %p %ld %p)\n", This, aWriter, aClousure, aCount, _retval);
135
136     if(!This->buf_size)
137         return S_OK;
138
139     if(This->buf_size > aCount)
140         FIXME("buf_size > aCount\n");
141
142     nsres = aWriter(NSINSTREAM(This), aClousure, This->buf, 0, This->buf_size, &written);
143     if(NS_FAILED(nsres))
144         FIXME("aWritter failed: %08lx\n", nsres);
145     if(written != This->buf_size)
146         FIXME("written != buf_size\n");
147
148     This->buf_size -= written; 
149
150     return nsres;
151 }
152
153 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, PRBool *_retval)
154 {
155     nsProtocolStream *This = NSINSTREAM_THIS(iface);
156     FIXME("(%p)->(%p)\n", This, _retval);
157     return NS_ERROR_NOT_IMPLEMENTED;
158 }
159
160 #undef NSINSTREAM_THIS
161
162 static const nsIInputStreamVtbl nsInputStreamVtbl = {
163     nsInputStream_QueryInterface,
164     nsInputStream_AddRef,
165     nsInputStream_Release,
166     nsInputStream_Close,
167     nsInputStream_Available,
168     nsInputStream_Read,
169     nsInputStream_ReadSegments,
170     nsInputStream_IsNonBlocking
171 };
172
173 static nsProtocolStream *create_nsprotocol_stream(IStream *stream)
174 {
175     nsProtocolStream *ret = mshtml_alloc(sizeof(nsProtocolStream));
176
177     ret->lpInputStreamVtbl = &nsInputStreamVtbl;
178     ret->ref = 1;
179     ret->buf_size = 0;
180
181     return ret;
182 }
183
184 #define STATUSCLB_THIS(iface) DEFINE_THIS(BSCallback, BindStatusCallback, iface)
185
186 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
187         REFIID riid, void **ppv)
188 {
189     BSCallback *This = STATUSCLB_THIS(iface);
190
191     *ppv = NULL;
192     if(IsEqualGUID(&IID_IUnknown, riid)) {
193         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
194         *ppv = STATUSCLB(This);
195     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
196         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
197         *ppv = STATUSCLB(This);
198     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
199         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
200         *ppv = SERVPROV(This);
201     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
202         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
203         *ppv = HTTPNEG(This);
204     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
205         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
206         *ppv = HTTPNEG(This);
207     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
208         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
209         *ppv = BINDINFO(This);
210     }
211
212     if(*ppv) {
213         IBindStatusCallback_AddRef(STATUSCLB(This));
214         return S_OK;
215     }
216
217     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
218     return E_NOINTERFACE;
219 }
220
221 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
222 {
223     BSCallback *This = STATUSCLB_THIS(iface);
224     LONG ref = InterlockedIncrement(&This->ref);
225
226     TRACE("(%p) ref = %ld\n", This, ref);
227
228     return ref;
229 }
230
231 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
232 {
233     BSCallback *This = STATUSCLB_THIS(iface);
234     LONG ref = InterlockedDecrement(&This->ref);
235
236     TRACE("(%p) ref = %ld\n", This, ref);
237
238     if(!ref) {
239         if(This->post_data)
240             GlobalFree(This->post_data);
241         if(This->nschannel)
242             nsIChannel_Release(NSCHANNEL(This->nschannel));
243         if(This->nslistener)
244             nsIStreamListener_Release(This->nslistener);
245         if(This->nscontext)
246             nsISupports_Release(This->nscontext);
247         if(This->nsstream)
248             nsIInputStream_Release(NSINSTREAM(This->nsstream));
249         if(This->mon)
250             IMoniker_Release(This->mon);
251         mshtml_free(This->headers);
252         mshtml_free(This);
253     }
254
255     return ref;
256 }
257
258 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
259         DWORD dwReserved, IBinding *pbind)
260 {
261     BSCallback *This = STATUSCLB_THIS(iface);
262     FIXME("(%p)->(%ld %p)\n", This, dwReserved, pbind);
263     return S_OK;
264 }
265
266 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
267 {
268     BSCallback *This = STATUSCLB_THIS(iface);
269     FIXME("(%p)->(%p)\n", This, pnPriority);
270     return E_NOTIMPL;
271 }
272
273 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
274 {
275     BSCallback *This = STATUSCLB_THIS(iface);
276     FIXME("(%p)->(%ld)\n", This, reserved);
277     return E_NOTIMPL;
278 }
279
280 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
281         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
282 {
283     BSCallback *This = STATUSCLB_THIS(iface);
284
285     TRACE("%p)->(%lu %lu %lu %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
286             debugstr_w(szStatusText));
287
288     switch(ulStatusCode) {
289     case BINDSTATUS_MIMETYPEAVAILABLE: {
290         int len;
291
292         if(!This->nschannel)
293             return S_OK;
294         mshtml_free(This->nschannel->content);
295
296         len = WideCharToMultiByte(CP_ACP, 0, szStatusText, -1, NULL, 0, NULL, NULL);
297         This->nschannel->content = mshtml_alloc(len*sizeof(WCHAR));
298         WideCharToMultiByte(CP_ACP, 0, szStatusText, -1, This->nschannel->content, -1, NULL, NULL);
299     }
300     }
301
302     return S_OK;
303 }
304
305 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
306         HRESULT hresult, LPCWSTR szError)
307 {
308     BSCallback *This = STATUSCLB_THIS(iface);
309
310     TRACE("(%p)->(%08lx %s)\n", This, hresult, debugstr_w(szError));
311
312     if(This->nslistener) {
313         nsIStreamListener_OnStopRequest(This->nslistener, (nsIRequest*)NSCHANNEL(This->nschannel),
314                 This->nscontext, NS_OK);
315
316         if(This->nschannel->load_group) {
317             nsresult nsres;
318
319             nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
320                     (nsIRequest*)NSCHANNEL(This->nschannel), NULL, NS_OK);
321             if(NS_FAILED(nsres))
322                 ERR("RemoveRequest failed: %08lx\n", nsres);
323         }
324     }
325
326     return S_OK;
327 }
328
329 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
330         DWORD *grfBINDF, BINDINFO *pbindinfo)
331 {
332     BSCallback *This = STATUSCLB_THIS(iface);
333     DWORD size;
334
335     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
336
337     *grfBINDF = BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA;
338
339     size = pbindinfo->cbSize;
340     memset(pbindinfo, 0, size);
341     pbindinfo->cbSize = size;
342
343     pbindinfo->cbStgmedData = This->post_data_len;
344     pbindinfo->dwCodePage = CP_UTF8;
345     pbindinfo->dwOptions = 0x00020000;
346
347     if(This->post_data) {
348         pbindinfo->dwBindVerb = BINDVERB_POST;
349
350         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
351         pbindinfo->stgmedData.u.hGlobal = This->post_data;
352         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)STATUSCLB(This);
353         IBindStatusCallback_AddRef(STATUSCLB(This));
354     }
355
356     return S_OK;
357 }
358
359 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
360         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
361 {
362     BSCallback *This = STATUSCLB_THIS(iface);
363     nsresult nsres;
364     HRESULT hres;
365
366     TRACE("(%p)->(%08lx %ld %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
367
368     if(This->nslistener) {
369         if(!This->nsstream) {
370             This->nsstream = create_nsprotocol_stream(pstgmed->u.pstm);
371
372             nsres = nsIStreamListener_OnStartRequest(This->nslistener,
373                     (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
374             if(NS_FAILED(nsres))
375                 FIXME("OnStartRequest failed: %08lx\n", nsres);
376         }
377
378         do {
379             hres = IStream_Read(pstgmed->u.pstm, This->nsstream->buf, sizeof(This->nsstream->buf),
380                          &This->nsstream->buf_size);
381             if(!This->nsstream->buf_size)
382                 break;
383
384             nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
385                     (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext,
386                     NSINSTREAM(This->nsstream), This->readed, This->nsstream->buf_size);
387             if(NS_FAILED(nsres))
388                 FIXME("OnDataAvailable failed: %08lx\n", nsres);
389
390             if(This->nsstream->buf_size)
391                 FIXME("buffer is not empty!\n");
392
393             This->readed += This->nsstream->buf_size;
394         }while(hres == S_OK);
395     }
396
397     return S_OK;
398 }
399
400 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
401         REFIID riid, IUnknown *punk)
402 {
403     BSCallback *This = STATUSCLB_THIS(iface);
404     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
405     return E_NOTIMPL;
406 }
407
408 #undef STATUSCLB_THIS
409
410 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
411     BindStatusCallback_QueryInterface,
412     BindStatusCallback_AddRef,
413     BindStatusCallback_Release,
414     BindStatusCallback_OnStartBinding,
415     BindStatusCallback_GetPriority,
416     BindStatusCallback_OnLowResource,
417     BindStatusCallback_OnProgress,
418     BindStatusCallback_OnStopBinding,
419     BindStatusCallback_GetBindInfo,
420     BindStatusCallback_OnDataAvailable,
421     BindStatusCallback_OnObjectAvailable
422 };
423
424 #define HTTPNEG_THIS(iface) DEFINE_THIS(BSCallback, HttpNegotiate2, iface)
425
426 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
427                                                    REFIID riid, void **ppv)
428 {
429     BSCallback *This = HTTPNEG_THIS(iface);
430     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
431 }
432
433 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
434 {
435     BSCallback *This = HTTPNEG_THIS(iface);
436     return IBindStatusCallback_AddRef(STATUSCLB(This));
437 }
438
439 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
440 {
441     BSCallback *This = HTTPNEG_THIS(iface);
442     return IBindStatusCallback_Release(STATUSCLB(This));
443 }
444
445 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
446         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
447 {
448     BSCallback *This = HTTPNEG_THIS(iface);
449     DWORD size;
450
451     TRACE("(%p)->(%s %s %ld %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
452           dwReserved, pszAdditionalHeaders);
453
454     if(!This->headers) {
455         *pszAdditionalHeaders = NULL;
456         return S_OK;
457     }
458
459     size = (strlenW(This->headers)+1)*sizeof(WCHAR);
460     *pszAdditionalHeaders = CoTaskMemAlloc(size);
461     memcpy(*pszAdditionalHeaders, This->headers, size);
462
463     return S_OK;
464 }
465
466 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
467         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
468 {
469     BSCallback *This = HTTPNEG_THIS(iface);
470     FIXME("(%p)->(%ld %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
471           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
472     return E_NOTIMPL;
473 }
474
475 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
476         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
477 {
478     BSCallback *This = HTTPNEG_THIS(iface);
479     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
480     return E_NOTIMPL;
481 }
482
483 #undef HTTPNEG
484
485 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
486     HttpNegotiate_QueryInterface,
487     HttpNegotiate_AddRef,
488     HttpNegotiate_Release,
489     HttpNegotiate_BeginningTransaction,
490     HttpNegotiate_OnResponse,
491     HttpNegotiate_GetRootSecurityId
492 };
493
494 #define BINDINFO_THIS(iface) DEFINE_THIS(BSCallback, InternetBindInfo, iface)
495
496 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
497                                                       REFIID riid, void **ppv)
498 {
499     BSCallback *This = BINDINFO_THIS(iface);
500     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
501 }
502
503 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
504 {
505     BSCallback *This = BINDINFO_THIS(iface);
506     return IBindStatusCallback_AddRef(STATUSCLB(This));
507 }
508
509 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
510 {
511     BSCallback *This = BINDINFO_THIS(iface);
512     return IBindStatusCallback_Release(STATUSCLB(This));
513 }
514
515 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
516                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
517 {
518     BSCallback *This = BINDINFO_THIS(iface);
519     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
520     return E_NOTIMPL;
521 }
522
523 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
524         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
525 {
526     BSCallback *This = BINDINFO_THIS(iface);
527     FIXME("(%p)->(%lu %p %lu %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
528     return E_NOTIMPL;
529 }
530
531 #undef BINDINFO_THIS
532
533 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
534     InternetBindInfo_QueryInterface,
535     InternetBindInfo_AddRef,
536     InternetBindInfo_Release,
537     InternetBindInfo_GetBindInfo,
538     InternetBindInfo_GetBindString
539 };
540
541 #define SERVPROV_THIS(iface) DEFINE_THIS(BSCallback, ServiceProvider, iface)
542
543 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
544                                                         REFIID riid, void **ppv)
545 {
546     BSCallback *This = SERVPROV_THIS(iface);
547     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
548 }
549
550 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
551 {
552     BSCallback *This = SERVPROV_THIS(iface);
553     return IBindStatusCallback_AddRef(STATUSCLB(This));
554 }
555
556 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
557 {
558     BSCallback *This = SERVPROV_THIS(iface);
559     return IBindStatusCallback_Release(STATUSCLB(This));
560 }
561
562 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
563         REFGUID guidService, REFIID riid, void **ppv)
564 {
565     BSCallback *This = SERVPROV_THIS(iface);
566     FIXME("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
567     return E_NOTIMPL;
568 }
569
570 #undef SERVPROV_THIS
571
572 static const IServiceProviderVtbl ServiceProviderVtbl = {
573     BSCServiceProvider_QueryInterface,
574     BSCServiceProvider_AddRef,
575     BSCServiceProvider_Release,
576     BSCServiceProvider_QueryService
577 };
578
579 BSCallback *create_bscallback(HTMLDocument *doc, IMoniker *mon)
580 {
581     BSCallback *ret = mshtml_alloc(sizeof(BSCallback));
582
583     ret->lpBindStatusCallbackVtbl = &BindStatusCallbackVtbl;
584     ret->lpServiceProviderVtbl    = &ServiceProviderVtbl;
585     ret->lpHttpNegotiate2Vtbl     = &HttpNegotiate2Vtbl;
586     ret->lpInternetBindInfoVtbl   = &InternetBindInfoVtbl;
587     ret->ref = 1;
588     ret->post_data = NULL;
589     ret->headers = NULL;
590     ret->post_data_len = 0;
591     ret->readed = 0;
592     ret->nschannel = NULL;
593     ret->nslistener = NULL;
594     ret->nscontext = NULL;
595     ret->nsstream = NULL;
596
597     if(mon)
598         IMoniker_AddRef(mon);
599     ret->mon = mon;
600
601     return ret;
602 }
603
604 static void parse_post_data(nsIInputStream *post_data_stream, LPWSTR *headers_ret,
605                             HGLOBAL *post_data_ret, ULONG *post_data_len_ret)
606 {
607     PRUint32 post_data_len = 0, available = 0;
608     HGLOBAL post_data = NULL;
609     LPWSTR headers = NULL;
610     DWORD headers_len = 0, len;
611     const char *ptr, *ptr2, *post_data_end;
612
613     nsIInputStream_Available(post_data_stream, &available);
614     post_data = GlobalAlloc(0, available+1);
615     nsIInputStream_Read(post_data_stream, post_data, available, &post_data_len);
616     
617     TRACE("post_data = %s\n", debugstr_an(post_data, post_data_len));
618
619     ptr = ptr2 = post_data;
620     post_data_end = (const char*)post_data+post_data_len;
621
622     while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n')) {
623         while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n'))
624             ptr++;
625
626         if(!*ptr) {
627             FIXME("*ptr = 0\n");
628             return;
629         }
630
631         ptr += 2;
632
633         if(ptr-ptr2 >= sizeof(CONTENT_LENGTH)
634            && CompareStringA(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
635                              CONTENT_LENGTH, sizeof(CONTENT_LENGTH)-1,
636                              ptr2, sizeof(CONTENT_LENGTH)-1) == CSTR_EQUAL) {
637             ptr2 = ptr;
638             continue;
639         }
640
641         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, NULL, 0);
642
643         if(headers)
644             headers = mshtml_realloc(headers,(headers_len+len+1)*sizeof(WCHAR));
645         else
646             headers = mshtml_alloc((len+1)*sizeof(WCHAR));
647
648         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, headers+headers_len, -1);
649         headers_len += len;
650
651         ptr2 = ptr;
652     }
653
654     headers[headers_len] = 0;
655     *headers_ret = headers;
656
657     if(ptr >= post_data_end-2) {
658         GlobalFree(post_data);
659         return;
660     }
661
662     ptr += 2;
663
664     if(headers_len) {
665         post_data_len -= ptr-(const char*)post_data;
666         memmove(post_data, ptr, post_data_len);
667         post_data = GlobalReAlloc(post_data, post_data_len+1, 0);
668     }
669
670     *post_data_ret = post_data;
671     *post_data_len_ret = post_data_len;
672 }
673
674 void hlink_frame_navigate(HTMLDocument *doc, IHlinkFrame *hlink_frame,
675                           LPCWSTR uri, nsIInputStream *post_data_stream, DWORD hlnf)
676 {
677     BSCallback *callback;
678     IBindCtx *bindctx;
679     IMoniker *mon;
680     IHlink *hlink;
681
682     callback = create_bscallback(doc, NULL);
683
684     if(post_data_stream) {
685         parse_post_data(post_data_stream, &callback->headers, &callback->post_data,
686                         &callback->post_data_len);
687         TRACE("headers = %s post_data = %s\n", debugstr_w(callback->headers),
688               debugstr_an(callback->post_data, callback->post_data_len));
689     }
690
691     CreateAsyncBindCtx(0, STATUSCLB(callback), NULL, &bindctx);
692
693     hlink = Hlink_Create();
694
695     CreateURLMoniker(NULL, uri, &mon);
696     IHlink_SetMonikerReference(hlink, 0, mon, NULL);
697
698     if(hlnf & HLNF_OPENINNEWWINDOW) {
699         static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
700         IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
701     }
702
703     IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx, STATUSCLB(callback), hlink);
704
705     IBindCtx_Release(bindctx);
706     IBindStatusCallback_Release(STATUSCLB(callback));
707     IMoniker_Release(mon);
708
709 }
710
711 HRESULT start_binding(BSCallback *bscallback)
712 {
713     IStream *str = NULL;
714     IBindCtx *bctx;
715     HRESULT hres;
716
717     hres = CreateAsyncBindCtx(0, STATUSCLB(bscallback), NULL, &bctx);
718     if(FAILED(hres)) {
719         WARN("CreateAsyncBindCtx failed: %08lx\n", hres);
720         return hres;
721     }
722
723     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
724     IBindCtx_Release(bctx);
725     if(FAILED(hres)) {
726         WARN("BindToStorage failed: %08lx\n", hres);
727         return hres;
728     }
729
730     if(str)
731         IStream_Release(str);
732
733     IMoniker_Release(bscallback->mon);
734     bscallback->mon = NULL;
735     return S_OK;
736 }